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#4df4bb

a balanced, electric green · cool · closest name: aquamarine

RGB
77, 244, 187
HSL
160°, 88%, 63%
CMYK
68, 0, 23, 4
Luminance
0.6987

Every format

HEX#4df4bb
RGBrgb(77, 244, 187)
HSLhsl(160, 88%, 63%)
CMYKcmyk(68%, 0%, 23%, 4%)
LABlab(86.9 -55.8 15.2)
LCHlch(86.9 57.8 164.8)
OKLCHoklch(0.868 0.159 165.8)

Copy-ready code

/* CSS */
color: #4df4bb;
background-color: #4df4bb;
/* Tailwind (arbitrary) */
class="text-[#4df4bb] bg-[#4df4bb]"
/* SCSS */
$brand: #4df4bb;
/* SwiftUI */
Color(red: 0.302, green: 0.957, blue: 0.733)
/* Android */
Color.parseColor("#4df4bb")

Accessibility — WCAG contrast

Aa
#4df4bb on white: 1.40:1
AA ✗ fail · AA-large · AAA
Aa
#4df4bb on black: 14.97:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red30.2%
Green95.7%
Blue73.3%

CMYK percentages

Cyan68.4%
Magenta0.0%
Yellow23.4%
Key (black)4.3%

Color previews

#4df4bb text on a black background

contrast 14.97:1

Card sample

#4df4bb text on a white background

contrast 1.40:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #4df4bb;
Background color
Panel with #4df4bb background
background-color: #4df4bb;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #4df4bb;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(77, 244, 187, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(77, 244, 187, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4df4bb;
background: linear-gradient(135deg, #4df4bb, #4DBEF4);

Monochromatic scale

Palettes built from #4df4bb

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #4df4bb in the Color Lab